A new update is available for Fedora Core - [SECURITY] Fedora Core 3 Update: ethereal-0.10.13-1.FC3.1. Here the announcement:

Fedora Update Notification
FEDORA-2005-1008
2005-10-20
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Product : Fedora Core 3
Name : ethereal
Version : 0.10.13
Release : 1.FC3.1
Summary : Network traffic analyzer
Description :
Ethereal is a network traffic analyzer for Unix-ish operating systems.

This package lays base for libpcap, a packet capture and filtering
library, contains command-line utilities, contains plugins and
documentation for ethereal. A graphical user interface is packaged
separately to GTK+ package.

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Update Information:

Ethereal 0.10.13 is scheduled to be released, which fixes
the following issues:

The ISAKMP dissector could exhaust system memory.
(CAN-2005-3241)
Fixed in: r15163
Bug IDs: none
Versions affected: 0.10.11 to 0.10.12.

The FC-FCS dissector could exhaust system memory.
(CAN-2005-3241)
Fixed in: r15204
Bug IDs: 312
Versions affected: 0.9.0 to 0.10.12.

The RSVP dissector could exhaust system memory.
(CAN-2005-3241)
Fixed in: r15206, r15600
Bug IDs: 311, 314, 382
Versions affected: 0.9.4 to 0.10.12.

The ISIS LSP dissector could exhaust system memory.
(CAN-2005-3241)
Fixed in: r15245
Bug IDs: 320, 326
Versions affected: 0.8.18 to 0.10.12.

The IrDA dissector could crash. (CAN-2005-3242)
Fixed in: r15265, r15267
Bug IDs: 328, 329, 330, 334, 335, 336
Versions affected: 0.10.0 to 0.10.12.

The SLIMP3 dissector could overflow a buffer. (CAN-2005-3243)
Fixed in: r15279
Bug IDs: 327
Versions affected: 0.9.1 to 0.10.12.

The BER dissector was susceptible to an infinite loop.
(CAN-2005-3244)
Fixed in: r15292
Bug IDs: none
Versions affected: 0.10.3 to 0.10.12.

The SCSI dissector could dereference a null pointer and
crash. (CAN-2005-3246)
Fixed in: r15289
Bug IDs: none
Versions affected: 0.10.3 to 0.10.12.

If the "Dissect unknown RPC program numbers" option was
enabled,
the ONC RPC dissector might be able to exhaust system memory.
This option is disabled by default. (CAN-2005-3245)
Fixed in: r15290
Bug IDs: none
Versions affected: 0.7.7 to 0.10.12.

The sFlow dissector could dereference a null pointer and
crash (CAN-2005-3246)
Fixed in: r15375
Bug IDs: 356
Versions affected: 0.9.14 to 0.10.12.

The RTnet dissector could dereference a null pointer and
crash (CAN-2005-3246)
Fixed in: r15673
Bug IDs: none
Versions affected: 0.10.8 to 0.10.12.

The SigComp UDVM could go into an infinite loop or crash.
(CAN-2005-3247)
Fixed in: r15715, r15901, r15919
Bug IDs: none
Versions affected: 0.10.12.

If SMB transaction payload reassembly is enabled the SMB
dissector could crash. This preference is disabled by
default. (CAN-2005-3242)
Fixed in: r15789
Bug IDs: 421
Versions affected: 0.9.7 to 0.10.12.

The X11 dissector could attempt to divide by zero.
(CAN-2005-3248)
Fixed in: r15927
Bug IDs: none
Versions affected: 0.10.1 to 0.10.12.

The AgentX dissector could overflow a buffer. (CAN-2005-3243)
Fixed in: r16003
Bug IDs: none
Versions affected: 0.10.10 to 0.10.12.

The WSP dissector could free an invalid pointer.
(CAN-2005-3249)
Fixed in: r16220
Bug IDs: none
Versions affected: 0.10.1 to 0.10.12.

iDEFENSE found a buffer overflow in the SRVLOC dissector.
(CAN-2005-3184)
Fixed in: r16206
Bug IDs: none
Versions affected: 0.10.0 to 0.10.12.
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* Thu Oct 20 2005 Radek Vokal <rvokal@redhat.com> 0.10.13-1.FC3.1
- upgrade to 0.10.13
- CAN-2005-3241 Multiple ethereal issues fixed (#171063)


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This update can be downloaded from:
http://download.fedora.redhat.com/pub/fedora/linux/core/updates/3/

a48b54c05b43bac981d78c992ea76641 SRPMS/ethereal-0.10.13-1.FC3.1.src.rpm
a252cae35dcb8e250a4a8c7669ddc030 x86_64/ethereal-0.10.13-1.FC3.1.x86_64.rpm
385a3d9c59228e4f9bbe4a04f8204959 x86_64/ethereal-gnome-0.10.13-1.FC3.1.x86_64.rpm
7906202c0c483919a7f58097e0d173de x86_64/debug/ethereal-debuginfo-0.10.13-1.FC3.1.x86_64.rpm
2766dbd98a42cf92ec6e2aa0d7bc22ef i386/ethereal-0.10.13-1.FC3.1.i386.rpm
9dcca59c62f74348d72ffd6fa9239c1e i386/ethereal-gnome-0.10.13-1.FC3.1.i386.rpm
320f27a1a0c393d9e21b3c2a7ca65a1b i386/debug/ethereal-debuginfo-0.10.13-1.FC3.1.i386.rpm

This update can also be installed with the Update Agent; you can
launch the Update Agent with the 'up2date' command.